2012 GMC SIERRA-1500 Gaskets & Seals

Pinion Adapter Sleeve, Steel with Rubber Inner, GM 8.6 in., GM 9.5 in., Each

Part Number: YGA-41150

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

Valve Stem Seals, Brown, Exhaust, Chevy, Small Block, LS, Set of 8

Part Number: NAL-12482062

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Valve Stem Seals, Black, Intake, Chevy, Small Block, LS, Set of 8

Part Number: NAL-12482063

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Valve Stem Seal, Nitrile Rubber, Buick, Cadillac, Chevrolet, Excalibur, GMC, Isuzu, Oldsmobile, Pontiac, Workhorse, Set of 16

Part Number: MAH-SS45796

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Gasket, Multi Layer Stainless Header Gasket - GM LS Based GEN III & IV Engines.

Part Number: KOK-SS-755818

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Pan Gasket, Rubber with Steel Core, Chevy, THM700-R4/4L60/4L60E, Each

Part Number: MRG-51G05MRG

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Pan Gasket, Cork/Neoprene, GM 700R4, Each

Part Number: MRG-8695

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

Differential Cover Gasket. Steel Laminate Core, 10 Bolt, Cadillac, Chevrolet, GMC. Each

Part Number: ADO-15860607

Not Yet Reviewed

Estimated Ship Date: Today

Intake Manifold Gaskets, Chevy, 4.3L V6, Pair

Part Number: ADO-89017866

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Automatic Transmission Torque Converter Seal, Rubber, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-24237531

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Throttle Body Gasket, Rubber, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-217-2424

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Head Gasket, Steel Core Laminate, Chevy, Isuzu, GMC, Oldsmobile, Pontiac, 4.3L, V6, Each

Part Number: FEL-9354PT1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pinion Seal, Steel with Rubber Inner, GM 8.5, GM 8.6, 10-Bolt, Each

Part Number: ADO-26064029

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Pinion Seal, GM 8.5, 8.6, Each

Part Number: YGA-30163

Not Yet Reviewed

Estimated Ship Date: Today

.060" HTS EXHAUST GASKETS

Part Number: CGT-C15193HTS

Not Yet Reviewed

Estimated Ship Date: Today

Head Gasket, Graphite/Steel, 4.110 in. Bore, 0.030 in. Thickness, Chevy, GMC, Each

Part Number: ADO-12552362

Not Yet Reviewed

Estimated Ship Date: Today

Head Gasket, PermaTorque Severe Duty, 4.125 in. Bore, 0.041 in. Compressed Thickness, Pontiac, Isuzu, Oldsmobile, Chevy, GMC, Each

Part Number: FEL-510SD

Not Yet Reviewed

Estimated Ship Date: Today

Gasket, Engine Valve Cover, Replacement, Chevrolet, GMC, Oldsmobile, Truck, Van, Each

Part Number: ADO-10201397

Not Yet Reviewed

Estimated Ship Date: Today

Pinion Seal

Part Number: MGR-26064029

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Valley Pan Cover

Part Number: GRN-595003

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

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Valve Stem Seals, Positive Stop, Chevrolet, GMC, 4.3L, V6, Set of 12

Part Number: FEL-SS728611

Not Yet Reviewed

Estimated Ship Date: Today

Valve Cover Set

Part Number: GRN-640371

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

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GSKT KIT

Part Number: NAL-19207929

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Intake Manifold Gasket, Chevrolet, Gm-Chevrolet

Part Number: AJU-13298000

Not Yet Reviewed

Estimated Ship Date: Nov 10, 2025 if ordered today

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• Special Order

GASKET KI

Part Number: NAL-89017812

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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• Special Order